VOIP:- with free calling available only to the United States and Canada. Google unveiled a voice-over-IP service for Gmail

Gmail only checks for new POP e-mails sporadically. And in order to quickly check to see if new messages have arrived, users must go into the e-mail program's settings pane.

Enterprise Functionality just $50 per user per year. this is cheap option and it allows for storage of up to 25GB

Tabbed E-Mail Works Better

Subject Confusion Can Be Annoying
if a user has several unrelated e-mails that have the same subject line, Gmail can sometimes get confused and lump them all together

Priority Inboxs Promise
Its Allow users to categorize important e-mail messages.

Expanded Labs Integration

More Customization Options

Improved Docs Integration
Google announced that users can now search for both e-mail messages and Google Docs files from within Gmail

Google Buzz, into its e-mail program was a suspect one from the beginning. It's time for the company to moves Buzz out of Gmail

Note : this presentation is reference by eweek.com so if you are interested to need more help or information you can go through website http://www.tophotlines.com/gmail-customer-service for more help and also interact with tech support team for any other service in gmail.